Update from android 10 MAY 2022

I am trying to update from android 10 e/OS 1.0-20220526188859 to e/OS 1.5 Oct 28 update with the Terracube update app. Phone boots into recovery and aborts installation update. Here is the error in recovery…
E:footer is wrong
Update package Verification took 0.0 s (result 1).
E:Signature verification failed
E:error: 21
Installation aborted

202011T2E00xxxx Terracube 2e US
Recovery Version 0.17

See Attempting to upgrade Terracube 2e from version 1.0 to 1.1 (2020 model) - #16 by alexis - Teracube - /e/ community for a fix (requires computer and data cable to phone)